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Commit | Line | Data |
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adb86c37 AZ |
1 | /* |
2 | * WM8750 audio CODEC. | |
3 | * | |
4 | * Copyright (c) 2006 Openedhand Ltd. | |
5 | * Written by Andrzej Zaborowski <balrog@zabor.org> | |
6 | * | |
7 | * This file is licensed under GNU GPL. | |
8 | */ | |
9 | ||
6086a565 | 10 | #include "qemu/osdep.h" |
83c9f4ca | 11 | #include "hw/hw.h" |
0d09e41a | 12 | #include "hw/i2c/i2c.h" |
87ecb68b | 13 | #include "audio/audio.h" |
adb86c37 AZ |
14 | |
15 | #define IN_PORT_N 3 | |
16 | #define OUT_PORT_N 3 | |
17 | ||
18 | #define CODEC "wm8750" | |
19 | ||
bc24a225 PB |
20 | typedef struct { |
21 | int adc; | |
22 | int adc_hz; | |
23 | int dac; | |
24 | int dac_hz; | |
25 | } WMRate; | |
26 | ||
bc229b0f AF |
27 | #define TYPE_WM8750 "wm8750" |
28 | #define WM8750(obj) OBJECT_CHECK(WM8750State, (obj), TYPE_WM8750) | |
29 | ||
30 | typedef struct WM8750State { | |
31 | I2CSlave parent_obj; | |
32 | ||
adb86c37 AZ |
33 | uint8_t i2c_data[2]; |
34 | int i2c_len; | |
35 | QEMUSoundCard card; | |
36 | SWVoiceIn *adc_voice[IN_PORT_N]; | |
37 | SWVoiceOut *dac_voice[OUT_PORT_N]; | |
38 | int enable; | |
39 | void (*data_req)(void *, int, int); | |
40 | void *opaque; | |
41 | uint8_t data_in[4096]; | |
42 | uint8_t data_out[4096]; | |
43 | int idx_in, req_in; | |
44 | int idx_out, req_out; | |
45 | ||
46 | SWVoiceOut **out[2]; | |
47 | uint8_t outvol[7], outmute[2]; | |
48 | SWVoiceIn **in[2]; | |
49 | uint8_t invol[4], inmute[2]; | |
50 | ||
51 | uint8_t diff[2], pol, ds, monomix[2], alc, mute; | |
52 | uint8_t path[4], mpath[2], power, format; | |
bc24a225 | 53 | const WMRate *rate; |
c1d803b3 | 54 | uint8_t rate_vmstate; |
af83e09e | 55 | int adc_hz, dac_hz, ext_adc_hz, ext_dac_hz, master; |
bc24a225 | 56 | } WM8750State; |
adb86c37 | 57 | |
db502b61 | 58 | /* pow(10.0, -i / 20.0) * 255, i = 0..42 */ |
683efdcb AZ |
59 | static const uint8_t wm8750_vol_db_table[] = { |
60 | 255, 227, 203, 181, 161, 143, 128, 114, 102, 90, 81, 72, 64, 57, 51, 45, | |
61 | 40, 36, 32, 29, 26, 23, 20, 18, 16, 14, 13, 11, 10, 9, 8, 7, 6, 6, 5, 5, | |
62 | 4, 4, 3, 3, 3, 2, 2 | |
63 | }; | |
64 | ||
db502b61 AZ |
65 | #define WM8750_OUTVOL_TRANSFORM(x) wm8750_vol_db_table[(0x7f - x) / 3] |
66 | #define WM8750_INVOL_TRANSFORM(x) (x << 2) | |
683efdcb | 67 | |
bc24a225 | 68 | static inline void wm8750_in_load(WM8750State *s) |
adb86c37 | 69 | { |
adb86c37 AZ |
70 | if (s->idx_in + s->req_in <= sizeof(s->data_in)) |
71 | return; | |
72 | s->idx_in = audio_MAX(0, (int) sizeof(s->data_in) - s->req_in); | |
22ed1d34 BS |
73 | AUD_read(*s->in[0], s->data_in + s->idx_in, |
74 | sizeof(s->data_in) - s->idx_in); | |
adb86c37 AZ |
75 | } |
76 | ||
bc24a225 | 77 | static inline void wm8750_out_flush(WM8750State *s) |
adb86c37 | 78 | { |
523111e7 AZ |
79 | int sent = 0; |
80 | while (sent < s->idx_out) | |
81 | sent += AUD_write(*s->out[0], s->data_out + sent, s->idx_out - sent) | |
82 | ?: s->idx_out; | |
adb86c37 AZ |
83 | s->idx_out = 0; |
84 | } | |
85 | ||
86 | static void wm8750_audio_in_cb(void *opaque, int avail_b) | |
87 | { | |
bc24a225 | 88 | WM8750State *s = (WM8750State *) opaque; |
adb86c37 AZ |
89 | s->req_in = avail_b; |
90 | s->data_req(s->opaque, s->req_out >> 2, avail_b >> 2); | |
adb86c37 AZ |
91 | } |
92 | ||
93 | static void wm8750_audio_out_cb(void *opaque, int free_b) | |
94 | { | |
bc24a225 | 95 | WM8750State *s = (WM8750State *) opaque; |
adb86c37 | 96 | |
523111e7 AZ |
97 | if (s->idx_out >= free_b) { |
98 | s->idx_out = free_b; | |
99 | s->req_out = 0; | |
100 | wm8750_out_flush(s); | |
101 | } else | |
102 | s->req_out = free_b - s->idx_out; | |
103 | ||
104 | s->data_req(s->opaque, s->req_out >> 2, s->req_in >> 2); | |
adb86c37 AZ |
105 | } |
106 | ||
bc24a225 | 107 | static const WMRate wm_rate_table[] = { |
adb86c37 AZ |
108 | { 256, 48000, 256, 48000 }, /* SR: 00000 */ |
109 | { 384, 48000, 384, 48000 }, /* SR: 00001 */ | |
110 | { 256, 48000, 1536, 8000 }, /* SR: 00010 */ | |
111 | { 384, 48000, 2304, 8000 }, /* SR: 00011 */ | |
112 | { 1536, 8000, 256, 48000 }, /* SR: 00100 */ | |
113 | { 2304, 8000, 384, 48000 }, /* SR: 00101 */ | |
114 | { 1536, 8000, 1536, 8000 }, /* SR: 00110 */ | |
115 | { 2304, 8000, 2304, 8000 }, /* SR: 00111 */ | |
116 | { 1024, 12000, 1024, 12000 }, /* SR: 01000 */ | |
117 | { 1526, 12000, 1536, 12000 }, /* SR: 01001 */ | |
118 | { 768, 16000, 768, 16000 }, /* SR: 01010 */ | |
119 | { 1152, 16000, 1152, 16000 }, /* SR: 01011 */ | |
120 | { 384, 32000, 384, 32000 }, /* SR: 01100 */ | |
121 | { 576, 32000, 576, 32000 }, /* SR: 01101 */ | |
122 | { 128, 96000, 128, 96000 }, /* SR: 01110 */ | |
123 | { 192, 96000, 192, 96000 }, /* SR: 01111 */ | |
124 | { 256, 44100, 256, 44100 }, /* SR: 10000 */ | |
125 | { 384, 44100, 384, 44100 }, /* SR: 10001 */ | |
126 | { 256, 44100, 1408, 8018 }, /* SR: 10010 */ | |
127 | { 384, 44100, 2112, 8018 }, /* SR: 10011 */ | |
128 | { 1408, 8018, 256, 44100 }, /* SR: 10100 */ | |
129 | { 2112, 8018, 384, 44100 }, /* SR: 10101 */ | |
130 | { 1408, 8018, 1408, 8018 }, /* SR: 10110 */ | |
131 | { 2112, 8018, 2112, 8018 }, /* SR: 10111 */ | |
132 | { 1024, 11025, 1024, 11025 }, /* SR: 11000 */ | |
133 | { 1536, 11025, 1536, 11025 }, /* SR: 11001 */ | |
134 | { 512, 22050, 512, 22050 }, /* SR: 11010 */ | |
135 | { 768, 22050, 768, 22050 }, /* SR: 11011 */ | |
136 | { 512, 24000, 512, 24000 }, /* SR: 11100 */ | |
137 | { 768, 24000, 768, 24000 }, /* SR: 11101 */ | |
138 | { 128, 88200, 128, 88200 }, /* SR: 11110 */ | |
523111e7 | 139 | { 192, 88200, 192, 88200 }, /* SR: 11111 */ |
adb86c37 AZ |
140 | }; |
141 | ||
bc24a225 | 142 | static void wm8750_vol_update(WM8750State *s) |
683efdcb AZ |
143 | { |
144 | /* FIXME: multiply all volumes by s->invol[2], s->invol[3] */ | |
145 | ||
db502b61 AZ |
146 | AUD_set_volume_in(s->adc_voice[0], s->mute, |
147 | s->inmute[0] ? 0 : WM8750_INVOL_TRANSFORM(s->invol[0]), | |
148 | s->inmute[1] ? 0 : WM8750_INVOL_TRANSFORM(s->invol[1])); | |
149 | AUD_set_volume_in(s->adc_voice[1], s->mute, | |
150 | s->inmute[0] ? 0 : WM8750_INVOL_TRANSFORM(s->invol[0]), | |
151 | s->inmute[1] ? 0 : WM8750_INVOL_TRANSFORM(s->invol[1])); | |
152 | AUD_set_volume_in(s->adc_voice[2], s->mute, | |
153 | s->inmute[0] ? 0 : WM8750_INVOL_TRANSFORM(s->invol[0]), | |
154 | s->inmute[1] ? 0 : WM8750_INVOL_TRANSFORM(s->invol[1])); | |
683efdcb AZ |
155 | |
156 | /* FIXME: multiply all volumes by s->outvol[0], s->outvol[1] */ | |
157 | ||
158 | /* Speaker: LOUT2VOL ROUT2VOL */ | |
159 | AUD_set_volume_out(s->dac_voice[0], s->mute, | |
db502b61 AZ |
160 | s->outmute[0] ? 0 : WM8750_OUTVOL_TRANSFORM(s->outvol[4]), |
161 | s->outmute[1] ? 0 : WM8750_OUTVOL_TRANSFORM(s->outvol[5])); | |
683efdcb | 162 | |
db502b61 | 163 | /* Headphone: LOUT1VOL ROUT1VOL */ |
683efdcb | 164 | AUD_set_volume_out(s->dac_voice[1], s->mute, |
db502b61 AZ |
165 | s->outmute[0] ? 0 : WM8750_OUTVOL_TRANSFORM(s->outvol[2]), |
166 | s->outmute[1] ? 0 : WM8750_OUTVOL_TRANSFORM(s->outvol[3])); | |
683efdcb AZ |
167 | |
168 | /* MONOOUT: MONOVOL MONOVOL */ | |
169 | AUD_set_volume_out(s->dac_voice[2], s->mute, | |
db502b61 AZ |
170 | s->outmute[0] ? 0 : WM8750_OUTVOL_TRANSFORM(s->outvol[6]), |
171 | s->outmute[1] ? 0 : WM8750_OUTVOL_TRANSFORM(s->outvol[6])); | |
683efdcb AZ |
172 | } |
173 | ||
bc24a225 | 174 | static void wm8750_set_format(WM8750State *s) |
adb86c37 AZ |
175 | { |
176 | int i; | |
1ea879e5 | 177 | struct audsettings in_fmt; |
178 | struct audsettings out_fmt; | |
adb86c37 AZ |
179 | |
180 | wm8750_out_flush(s); | |
181 | ||
182 | if (s->in[0] && *s->in[0]) | |
183 | AUD_set_active_in(*s->in[0], 0); | |
184 | if (s->out[0] && *s->out[0]) | |
185 | AUD_set_active_out(*s->out[0], 0); | |
186 | ||
187 | for (i = 0; i < IN_PORT_N; i ++) | |
188 | if (s->adc_voice[i]) { | |
189 | AUD_close_in(&s->card, s->adc_voice[i]); | |
511d2b14 | 190 | s->adc_voice[i] = NULL; |
adb86c37 AZ |
191 | } |
192 | for (i = 0; i < OUT_PORT_N; i ++) | |
193 | if (s->dac_voice[i]) { | |
194 | AUD_close_out(&s->card, s->dac_voice[i]); | |
511d2b14 | 195 | s->dac_voice[i] = NULL; |
adb86c37 AZ |
196 | } |
197 | ||
198 | if (!s->enable) | |
199 | return; | |
200 | ||
201 | /* Setup input */ | |
202 | in_fmt.endianness = 0; | |
203 | in_fmt.nchannels = 2; | |
af83e09e | 204 | in_fmt.freq = s->adc_hz; |
adb86c37 AZ |
205 | in_fmt.fmt = AUD_FMT_S16; |
206 | ||
207 | s->adc_voice[0] = AUD_open_in(&s->card, s->adc_voice[0], | |
208 | CODEC ".input1", s, wm8750_audio_in_cb, &in_fmt); | |
209 | s->adc_voice[1] = AUD_open_in(&s->card, s->adc_voice[1], | |
210 | CODEC ".input2", s, wm8750_audio_in_cb, &in_fmt); | |
211 | s->adc_voice[2] = AUD_open_in(&s->card, s->adc_voice[2], | |
212 | CODEC ".input3", s, wm8750_audio_in_cb, &in_fmt); | |
213 | ||
214 | /* Setup output */ | |
215 | out_fmt.endianness = 0; | |
216 | out_fmt.nchannels = 2; | |
af83e09e | 217 | out_fmt.freq = s->dac_hz; |
adb86c37 | 218 | out_fmt.fmt = AUD_FMT_S16; |
adb86c37 AZ |
219 | |
220 | s->dac_voice[0] = AUD_open_out(&s->card, s->dac_voice[0], | |
221 | CODEC ".speaker", s, wm8750_audio_out_cb, &out_fmt); | |
222 | s->dac_voice[1] = AUD_open_out(&s->card, s->dac_voice[1], | |
223 | CODEC ".headphone", s, wm8750_audio_out_cb, &out_fmt); | |
224 | /* MONOMIX is also in stereo for simplicity */ | |
225 | s->dac_voice[2] = AUD_open_out(&s->card, s->dac_voice[2], | |
226 | CODEC ".monomix", s, wm8750_audio_out_cb, &out_fmt); | |
227 | /* no sense emulating OUT3 which is a mix of other outputs */ | |
228 | ||
683efdcb AZ |
229 | wm8750_vol_update(s); |
230 | ||
adb86c37 AZ |
231 | /* We should connect the left and right channels to their |
232 | * respective inputs/outputs but we have completely no need | |
233 | * for mixing or combining paths to different ports, so we | |
234 | * connect both channels to where the left channel is routed. */ | |
235 | if (s->in[0] && *s->in[0]) | |
236 | AUD_set_active_in(*s->in[0], 1); | |
237 | if (s->out[0] && *s->out[0]) | |
238 | AUD_set_active_out(*s->out[0], 1); | |
239 | } | |
240 | ||
bc24a225 | 241 | static void wm8750_clk_update(WM8750State *s, int ext) |
af83e09e AZ |
242 | { |
243 | if (s->master || !s->ext_dac_hz) | |
244 | s->dac_hz = s->rate->dac_hz; | |
245 | else | |
246 | s->dac_hz = s->ext_dac_hz; | |
247 | ||
248 | if (s->master || !s->ext_adc_hz) | |
249 | s->adc_hz = s->rate->adc_hz; | |
250 | else | |
251 | s->adc_hz = s->ext_adc_hz; | |
252 | ||
253 | if (s->master || (!s->ext_dac_hz && !s->ext_adc_hz)) { | |
254 | if (!ext) | |
255 | wm8750_set_format(s); | |
256 | } else { | |
257 | if (ext) | |
258 | wm8750_set_format(s); | |
259 | } | |
260 | } | |
261 | ||
9e07bdf8 | 262 | static void wm8750_reset(I2CSlave *i2c) |
adb86c37 | 263 | { |
bc229b0f AF |
264 | WM8750State *s = WM8750(i2c); |
265 | ||
eb69b50a | 266 | s->rate = &wm_rate_table[0]; |
adb86c37 | 267 | s->enable = 0; |
af83e09e | 268 | wm8750_clk_update(s, 1); |
adb86c37 AZ |
269 | s->diff[0] = 0; |
270 | s->diff[1] = 0; | |
271 | s->ds = 0; | |
272 | s->alc = 0; | |
273 | s->in[0] = &s->adc_voice[0]; | |
274 | s->invol[0] = 0x17; | |
275 | s->invol[1] = 0x17; | |
276 | s->invol[2] = 0xc3; | |
277 | s->invol[3] = 0xc3; | |
278 | s->out[0] = &s->dac_voice[0]; | |
279 | s->outvol[0] = 0xff; | |
280 | s->outvol[1] = 0xff; | |
281 | s->outvol[2] = 0x79; | |
282 | s->outvol[3] = 0x79; | |
283 | s->outvol[4] = 0x79; | |
284 | s->outvol[5] = 0x79; | |
db502b61 | 285 | s->outvol[6] = 0x79; |
adb86c37 AZ |
286 | s->inmute[0] = 0; |
287 | s->inmute[1] = 0; | |
288 | s->outmute[0] = 0; | |
289 | s->outmute[1] = 0; | |
290 | s->mute = 1; | |
291 | s->path[0] = 0; | |
292 | s->path[1] = 0; | |
293 | s->path[2] = 0; | |
294 | s->path[3] = 0; | |
295 | s->mpath[0] = 0; | |
296 | s->mpath[1] = 0; | |
297 | s->format = 0x0a; | |
298 | s->idx_in = sizeof(s->data_in); | |
299 | s->req_in = 0; | |
300 | s->idx_out = 0; | |
301 | s->req_out = 0; | |
683efdcb | 302 | wm8750_vol_update(s); |
adb86c37 AZ |
303 | s->i2c_len = 0; |
304 | } | |
305 | ||
9e07bdf8 | 306 | static void wm8750_event(I2CSlave *i2c, enum i2c_event event) |
adb86c37 | 307 | { |
bc229b0f | 308 | WM8750State *s = WM8750(i2c); |
adb86c37 AZ |
309 | |
310 | switch (event) { | |
311 | case I2C_START_SEND: | |
312 | s->i2c_len = 0; | |
313 | break; | |
314 | case I2C_FINISH: | |
315 | #ifdef VERBOSE | |
316 | if (s->i2c_len < 2) | |
317 | printf("%s: message too short (%i bytes)\n", | |
318 | __FUNCTION__, s->i2c_len); | |
319 | #endif | |
320 | break; | |
321 | default: | |
322 | break; | |
323 | } | |
324 | } | |
325 | ||
326 | #define WM8750_LINVOL 0x00 | |
327 | #define WM8750_RINVOL 0x01 | |
328 | #define WM8750_LOUT1V 0x02 | |
329 | #define WM8750_ROUT1V 0x03 | |
330 | #define WM8750_ADCDAC 0x05 | |
331 | #define WM8750_IFACE 0x07 | |
332 | #define WM8750_SRATE 0x08 | |
333 | #define WM8750_LDAC 0x0a | |
334 | #define WM8750_RDAC 0x0b | |
335 | #define WM8750_BASS 0x0c | |
336 | #define WM8750_TREBLE 0x0d | |
337 | #define WM8750_RESET 0x0f | |
338 | #define WM8750_3D 0x10 | |
339 | #define WM8750_ALC1 0x11 | |
340 | #define WM8750_ALC2 0x12 | |
341 | #define WM8750_ALC3 0x13 | |
342 | #define WM8750_NGATE 0x14 | |
343 | #define WM8750_LADC 0x15 | |
344 | #define WM8750_RADC 0x16 | |
345 | #define WM8750_ADCTL1 0x17 | |
346 | #define WM8750_ADCTL2 0x18 | |
347 | #define WM8750_PWR1 0x19 | |
348 | #define WM8750_PWR2 0x1a | |
349 | #define WM8750_ADCTL3 0x1b | |
350 | #define WM8750_ADCIN 0x1f | |
351 | #define WM8750_LADCIN 0x20 | |
352 | #define WM8750_RADCIN 0x21 | |
353 | #define WM8750_LOUTM1 0x22 | |
354 | #define WM8750_LOUTM2 0x23 | |
355 | #define WM8750_ROUTM1 0x24 | |
356 | #define WM8750_ROUTM2 0x25 | |
357 | #define WM8750_MOUTM1 0x26 | |
358 | #define WM8750_MOUTM2 0x27 | |
359 | #define WM8750_LOUT2V 0x28 | |
360 | #define WM8750_ROUT2V 0x29 | |
361 | #define WM8750_MOUTV 0x2a | |
362 | ||
9e07bdf8 | 363 | static int wm8750_tx(I2CSlave *i2c, uint8_t data) |
adb86c37 | 364 | { |
bc229b0f | 365 | WM8750State *s = WM8750(i2c); |
adb86c37 AZ |
366 | uint8_t cmd; |
367 | uint16_t value; | |
368 | ||
369 | if (s->i2c_len >= 2) { | |
adb86c37 | 370 | #ifdef VERBOSE |
149eeb5f | 371 | printf("%s: long message (%i bytes)\n", __func__, s->i2c_len); |
adb86c37 | 372 | #endif |
149eeb5f | 373 | return 1; |
adb86c37 AZ |
374 | } |
375 | s->i2c_data[s->i2c_len ++] = data; | |
376 | if (s->i2c_len != 2) | |
377 | return 0; | |
378 | ||
379 | cmd = s->i2c_data[0] >> 1; | |
380 | value = ((s->i2c_data[0] << 8) | s->i2c_data[1]) & 0x1ff; | |
381 | ||
382 | switch (cmd) { | |
383 | case WM8750_LADCIN: /* ADC Signal Path Control (Left) */ | |
384 | s->diff[0] = (((value >> 6) & 3) == 3); /* LINSEL */ | |
385 | if (s->diff[0]) | |
386 | s->in[0] = &s->adc_voice[0 + s->ds * 1]; | |
387 | else | |
388 | s->in[0] = &s->adc_voice[((value >> 6) & 3) * 1 + 0]; | |
389 | break; | |
390 | ||
391 | case WM8750_RADCIN: /* ADC Signal Path Control (Right) */ | |
392 | s->diff[1] = (((value >> 6) & 3) == 3); /* RINSEL */ | |
393 | if (s->diff[1]) | |
394 | s->in[1] = &s->adc_voice[0 + s->ds * 1]; | |
395 | else | |
396 | s->in[1] = &s->adc_voice[((value >> 6) & 3) * 1 + 0]; | |
397 | break; | |
398 | ||
399 | case WM8750_ADCIN: /* ADC Input Mode */ | |
400 | s->ds = (value >> 8) & 1; /* DS */ | |
401 | if (s->diff[0]) | |
402 | s->in[0] = &s->adc_voice[0 + s->ds * 1]; | |
403 | if (s->diff[1]) | |
404 | s->in[1] = &s->adc_voice[0 + s->ds * 1]; | |
405 | s->monomix[0] = (value >> 6) & 3; /* MONOMIX */ | |
406 | break; | |
407 | ||
408 | case WM8750_ADCTL1: /* Additional Control (1) */ | |
409 | s->monomix[1] = (value >> 1) & 1; /* DMONOMIX */ | |
410 | break; | |
411 | ||
412 | case WM8750_PWR1: /* Power Management (1) */ | |
413 | s->enable = ((value >> 6) & 7) == 3; /* VMIDSEL, VREF */ | |
414 | wm8750_set_format(s); | |
415 | break; | |
416 | ||
417 | case WM8750_LINVOL: /* Left Channel PGA */ | |
418 | s->invol[0] = value & 0x3f; /* LINVOL */ | |
419 | s->inmute[0] = (value >> 7) & 1; /* LINMUTE */ | |
683efdcb | 420 | wm8750_vol_update(s); |
adb86c37 AZ |
421 | break; |
422 | ||
423 | case WM8750_RINVOL: /* Right Channel PGA */ | |
424 | s->invol[1] = value & 0x3f; /* RINVOL */ | |
425 | s->inmute[1] = (value >> 7) & 1; /* RINMUTE */ | |
683efdcb | 426 | wm8750_vol_update(s); |
adb86c37 AZ |
427 | break; |
428 | ||
429 | case WM8750_ADCDAC: /* ADC and DAC Control */ | |
430 | s->pol = (value >> 5) & 3; /* ADCPOL */ | |
431 | s->mute = (value >> 3) & 1; /* DACMU */ | |
683efdcb | 432 | wm8750_vol_update(s); |
adb86c37 AZ |
433 | break; |
434 | ||
435 | case WM8750_ADCTL3: /* Additional Control (3) */ | |
436 | break; | |
437 | ||
438 | case WM8750_LADC: /* Left ADC Digital Volume */ | |
439 | s->invol[2] = value & 0xff; /* LADCVOL */ | |
db502b61 | 440 | wm8750_vol_update(s); |
adb86c37 AZ |
441 | break; |
442 | ||
443 | case WM8750_RADC: /* Right ADC Digital Volume */ | |
444 | s->invol[3] = value & 0xff; /* RADCVOL */ | |
db502b61 | 445 | wm8750_vol_update(s); |
adb86c37 AZ |
446 | break; |
447 | ||
448 | case WM8750_ALC1: /* ALC Control (1) */ | |
449 | s->alc = (value >> 7) & 3; /* ALCSEL */ | |
450 | break; | |
451 | ||
452 | case WM8750_NGATE: /* Noise Gate Control */ | |
453 | case WM8750_3D: /* 3D enhance */ | |
454 | break; | |
455 | ||
456 | case WM8750_LDAC: /* Left Channel Digital Volume */ | |
457 | s->outvol[0] = value & 0xff; /* LDACVOL */ | |
db502b61 | 458 | wm8750_vol_update(s); |
adb86c37 AZ |
459 | break; |
460 | ||
461 | case WM8750_RDAC: /* Right Channel Digital Volume */ | |
462 | s->outvol[1] = value & 0xff; /* RDACVOL */ | |
db502b61 | 463 | wm8750_vol_update(s); |
adb86c37 AZ |
464 | break; |
465 | ||
466 | case WM8750_BASS: /* Bass Control */ | |
467 | break; | |
468 | ||
469 | case WM8750_LOUTM1: /* Left Mixer Control (1) */ | |
470 | s->path[0] = (value >> 8) & 1; /* LD2LO */ | |
db502b61 AZ |
471 | /* TODO: mute/unmute respective paths */ |
472 | wm8750_vol_update(s); | |
adb86c37 AZ |
473 | break; |
474 | ||
475 | case WM8750_LOUTM2: /* Left Mixer Control (2) */ | |
476 | s->path[1] = (value >> 8) & 1; /* RD2LO */ | |
db502b61 AZ |
477 | /* TODO: mute/unmute respective paths */ |
478 | wm8750_vol_update(s); | |
adb86c37 AZ |
479 | break; |
480 | ||
481 | case WM8750_ROUTM1: /* Right Mixer Control (1) */ | |
482 | s->path[2] = (value >> 8) & 1; /* LD2RO */ | |
db502b61 AZ |
483 | /* TODO: mute/unmute respective paths */ |
484 | wm8750_vol_update(s); | |
adb86c37 AZ |
485 | break; |
486 | ||
487 | case WM8750_ROUTM2: /* Right Mixer Control (2) */ | |
488 | s->path[3] = (value >> 8) & 1; /* RD2RO */ | |
db502b61 AZ |
489 | /* TODO: mute/unmute respective paths */ |
490 | wm8750_vol_update(s); | |
adb86c37 AZ |
491 | break; |
492 | ||
493 | case WM8750_MOUTM1: /* Mono Mixer Control (1) */ | |
494 | s->mpath[0] = (value >> 8) & 1; /* LD2MO */ | |
db502b61 AZ |
495 | /* TODO: mute/unmute respective paths */ |
496 | wm8750_vol_update(s); | |
adb86c37 AZ |
497 | break; |
498 | ||
499 | case WM8750_MOUTM2: /* Mono Mixer Control (2) */ | |
500 | s->mpath[1] = (value >> 8) & 1; /* RD2MO */ | |
db502b61 AZ |
501 | /* TODO: mute/unmute respective paths */ |
502 | wm8750_vol_update(s); | |
adb86c37 AZ |
503 | break; |
504 | ||
505 | case WM8750_LOUT1V: /* LOUT1 Volume */ | |
683efdcb | 506 | s->outvol[2] = value & 0x7f; /* LOUT1VOL */ |
db502b61 | 507 | wm8750_vol_update(s); |
adb86c37 AZ |
508 | break; |
509 | ||
510 | case WM8750_LOUT2V: /* LOUT2 Volume */ | |
511 | s->outvol[4] = value & 0x7f; /* LOUT2VOL */ | |
683efdcb | 512 | wm8750_vol_update(s); |
adb86c37 AZ |
513 | break; |
514 | ||
515 | case WM8750_ROUT1V: /* ROUT1 Volume */ | |
683efdcb | 516 | s->outvol[3] = value & 0x7f; /* ROUT1VOL */ |
db502b61 | 517 | wm8750_vol_update(s); |
adb86c37 AZ |
518 | break; |
519 | ||
520 | case WM8750_ROUT2V: /* ROUT2 Volume */ | |
521 | s->outvol[5] = value & 0x7f; /* ROUT2VOL */ | |
683efdcb | 522 | wm8750_vol_update(s); |
adb86c37 AZ |
523 | break; |
524 | ||
525 | case WM8750_MOUTV: /* MONOOUT Volume */ | |
526 | s->outvol[6] = value & 0x7f; /* MONOOUTVOL */ | |
db502b61 | 527 | wm8750_vol_update(s); |
adb86c37 AZ |
528 | break; |
529 | ||
530 | case WM8750_ADCTL2: /* Additional Control (2) */ | |
531 | break; | |
532 | ||
533 | case WM8750_PWR2: /* Power Management (2) */ | |
534 | s->power = value & 0x7e; | |
db502b61 AZ |
535 | /* TODO: mute/unmute respective paths */ |
536 | wm8750_vol_update(s); | |
adb86c37 AZ |
537 | break; |
538 | ||
539 | case WM8750_IFACE: /* Digital Audio Interface Format */ | |
adb86c37 | 540 | s->format = value; |
af83e09e AZ |
541 | s->master = (value >> 6) & 1; /* MS */ |
542 | wm8750_clk_update(s, s->master); | |
adb86c37 AZ |
543 | break; |
544 | ||
545 | case WM8750_SRATE: /* Clocking and Sample Rate Control */ | |
546 | s->rate = &wm_rate_table[(value >> 1) & 0x1f]; | |
af83e09e | 547 | wm8750_clk_update(s, 0); |
adb86c37 AZ |
548 | break; |
549 | ||
550 | case WM8750_RESET: /* Reset */ | |
bc229b0f | 551 | wm8750_reset(I2C_SLAVE(s)); |
adb86c37 AZ |
552 | break; |
553 | ||
554 | #ifdef VERBOSE | |
555 | default: | |
556 | printf("%s: unknown register %02x\n", __FUNCTION__, cmd); | |
557 | #endif | |
558 | } | |
559 | ||
560 | return 0; | |
561 | } | |
562 | ||
9e07bdf8 | 563 | static int wm8750_rx(I2CSlave *i2c) |
adb86c37 AZ |
564 | { |
565 | return 0x00; | |
566 | } | |
567 | ||
c1d803b3 | 568 | static void wm8750_pre_save(void *opaque) |
aa941b94 | 569 | { |
c1d803b3 JQ |
570 | WM8750State *s = opaque; |
571 | ||
9841aee1 | 572 | s->rate_vmstate = s->rate - wm_rate_table; |
aa941b94 AZ |
573 | } |
574 | ||
c1d803b3 | 575 | static int wm8750_post_load(void *opaque, int version_id) |
aa941b94 | 576 | { |
c1d803b3 JQ |
577 | WM8750State *s = opaque; |
578 | ||
579 | s->rate = &wm_rate_table[s->rate_vmstate & 0x1f]; | |
aa941b94 AZ |
580 | return 0; |
581 | } | |
582 | ||
c1d803b3 JQ |
583 | static const VMStateDescription vmstate_wm8750 = { |
584 | .name = CODEC, | |
585 | .version_id = 0, | |
586 | .minimum_version_id = 0, | |
c1d803b3 JQ |
587 | .pre_save = wm8750_pre_save, |
588 | .post_load = wm8750_post_load, | |
8f1e884b | 589 | .fields = (VMStateField[]) { |
c1d803b3 JQ |
590 | VMSTATE_UINT8_ARRAY(i2c_data, WM8750State, 2), |
591 | VMSTATE_INT32(i2c_len, WM8750State), | |
592 | VMSTATE_INT32(enable, WM8750State), | |
593 | VMSTATE_INT32(idx_in, WM8750State), | |
594 | VMSTATE_INT32(req_in, WM8750State), | |
595 | VMSTATE_INT32(idx_out, WM8750State), | |
596 | VMSTATE_INT32(req_out, WM8750State), | |
597 | VMSTATE_UINT8_ARRAY(outvol, WM8750State, 7), | |
598 | VMSTATE_UINT8_ARRAY(outmute, WM8750State, 2), | |
599 | VMSTATE_UINT8_ARRAY(invol, WM8750State, 4), | |
600 | VMSTATE_UINT8_ARRAY(inmute, WM8750State, 2), | |
601 | VMSTATE_UINT8_ARRAY(diff, WM8750State, 2), | |
602 | VMSTATE_UINT8(pol, WM8750State), | |
603 | VMSTATE_UINT8(ds, WM8750State), | |
604 | VMSTATE_UINT8_ARRAY(monomix, WM8750State, 2), | |
605 | VMSTATE_UINT8(alc, WM8750State), | |
606 | VMSTATE_UINT8(mute, WM8750State), | |
607 | VMSTATE_UINT8_ARRAY(path, WM8750State, 4), | |
608 | VMSTATE_UINT8_ARRAY(mpath, WM8750State, 2), | |
609 | VMSTATE_UINT8(format, WM8750State), | |
610 | VMSTATE_UINT8(power, WM8750State), | |
611 | VMSTATE_UINT8(rate_vmstate, WM8750State), | |
bc229b0f | 612 | VMSTATE_I2C_SLAVE(parent_obj, WM8750State), |
c1d803b3 JQ |
613 | VMSTATE_END_OF_LIST() |
614 | } | |
615 | }; | |
616 | ||
9e07bdf8 | 617 | static int wm8750_init(I2CSlave *i2c) |
adb86c37 | 618 | { |
bc229b0f | 619 | WM8750State *s = WM8750(i2c); |
adb86c37 | 620 | |
1a7dafce | 621 | AUD_register_card(CODEC, &s->card); |
bc229b0f | 622 | wm8750_reset(I2C_SLAVE(s)); |
adb86c37 | 623 | |
81a322d4 | 624 | return 0; |
adb86c37 AZ |
625 | } |
626 | ||
523111e7 | 627 | #if 0 |
9e07bdf8 | 628 | static void wm8750_fini(I2CSlave *i2c) |
adb86c37 | 629 | { |
bc229b0f AF |
630 | WM8750State *s = WM8750(i2c); |
631 | ||
632 | wm8750_reset(I2C_SLAVE(s)); | |
adb86c37 | 633 | AUD_remove_card(&s->card); |
7267c094 | 634 | g_free(s); |
adb86c37 | 635 | } |
523111e7 | 636 | #endif |
adb86c37 | 637 | |
cdbe40ca | 638 | void wm8750_data_req_set(DeviceState *dev, |
adb86c37 AZ |
639 | void (*data_req)(void *, int, int), void *opaque) |
640 | { | |
bc229b0f AF |
641 | WM8750State *s = WM8750(dev); |
642 | ||
adb86c37 AZ |
643 | s->data_req = data_req; |
644 | s->opaque = opaque; | |
645 | } | |
646 | ||
647 | void wm8750_dac_dat(void *opaque, uint32_t sample) | |
648 | { | |
bc24a225 | 649 | WM8750State *s = (WM8750State *) opaque; |
af83e09e | 650 | |
683efdcb | 651 | *(uint32_t *) &s->data_out[s->idx_out] = sample; |
adb86c37 AZ |
652 | s->req_out -= 4; |
653 | s->idx_out += 4; | |
654 | if (s->idx_out >= sizeof(s->data_out) || s->req_out <= 0) | |
655 | wm8750_out_flush(s); | |
656 | } | |
657 | ||
662caa6f AZ |
658 | void *wm8750_dac_buffer(void *opaque, int samples) |
659 | { | |
bc24a225 | 660 | WM8750State *s = (WM8750State *) opaque; |
662caa6f AZ |
661 | /* XXX: Should check if there are <i>samples</i> free samples available */ |
662 | void *ret = s->data_out + s->idx_out; | |
663 | ||
664 | s->idx_out += samples << 2; | |
665 | s->req_out -= samples << 2; | |
666 | return ret; | |
667 | } | |
668 | ||
669 | void wm8750_dac_commit(void *opaque) | |
670 | { | |
bc24a225 | 671 | WM8750State *s = (WM8750State *) opaque; |
662caa6f | 672 | |
7442511c | 673 | wm8750_out_flush(s); |
662caa6f AZ |
674 | } |
675 | ||
adb86c37 AZ |
676 | uint32_t wm8750_adc_dat(void *opaque) |
677 | { | |
bc24a225 | 678 | WM8750State *s = (WM8750State *) opaque; |
adb86c37 | 679 | uint32_t *data; |
af83e09e | 680 | |
adb86c37 AZ |
681 | if (s->idx_in >= sizeof(s->data_in)) |
682 | wm8750_in_load(s); | |
af83e09e | 683 | |
adb86c37 AZ |
684 | data = (uint32_t *) &s->data_in[s->idx_in]; |
685 | s->req_in -= 4; | |
686 | s->idx_in += 4; | |
683efdcb | 687 | return *data; |
adb86c37 | 688 | } |
af83e09e | 689 | |
b0f74c87 | 690 | void wm8750_set_bclk_in(void *opaque, int new_hz) |
af83e09e | 691 | { |
bc24a225 | 692 | WM8750State *s = (WM8750State *) opaque; |
af83e09e | 693 | |
b0f74c87 AZ |
694 | s->ext_adc_hz = new_hz; |
695 | s->ext_dac_hz = new_hz; | |
af83e09e AZ |
696 | wm8750_clk_update(s, 1); |
697 | } | |
cdbe40ca | 698 | |
b5ea9327 AL |
699 | static void wm8750_class_init(ObjectClass *klass, void *data) |
700 | { | |
39bffca2 | 701 | DeviceClass *dc = DEVICE_CLASS(klass); |
b5ea9327 AL |
702 | I2CSlaveClass *sc = I2C_SLAVE_CLASS(klass); |
703 | ||
704 | sc->init = wm8750_init; | |
705 | sc->event = wm8750_event; | |
706 | sc->recv = wm8750_rx; | |
707 | sc->send = wm8750_tx; | |
39bffca2 | 708 | dc->vmsd = &vmstate_wm8750; |
b5ea9327 AL |
709 | } |
710 | ||
8c43a6f0 | 711 | static const TypeInfo wm8750_info = { |
bc229b0f | 712 | .name = TYPE_WM8750, |
39bffca2 AL |
713 | .parent = TYPE_I2C_SLAVE, |
714 | .instance_size = sizeof(WM8750State), | |
715 | .class_init = wm8750_class_init, | |
cdbe40ca PB |
716 | }; |
717 | ||
83f7d43a | 718 | static void wm8750_register_types(void) |
cdbe40ca | 719 | { |
39bffca2 | 720 | type_register_static(&wm8750_info); |
cdbe40ca PB |
721 | } |
722 | ||
83f7d43a | 723 | type_init(wm8750_register_types) |